The number of people on the planet growing. According to projections, it could reach 11 billion by 2100. With awareness-raising campaigns and family planning, we could help put the brakes on population growth.
The world needs to drastically cut its carbon emissions by 2050 to head off the worst effects of climate change. A new report highlights how cities could make a huge difference with local green initiatives.
Countries that are least responsible for causing climate change are the ones suffering most from its effects, especially regarding food insecurity and nutrient deficiencies, reports show. Scientists warn we must act now.
Climate change added to warfare is worsening hunger worldwide, according to one of Germany's largest aid groups. Welthungerhilfe has said many poor have "no more reserves or resilience left" when hit by extreme weather.
A UN-backed report says a million species are at risk of extinction, and warns biodiversity loss and failure to conserve ecosystems has catastrophic effects on people as well as nature.
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